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April 2005 in “Journal of Investigative Dermatology” Repetin is a protein involved in skin and hair development, binding calcium and compensating for other proteins when needed.
30 citations
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November 1992 in “The Journal of Dermatology” Keratohyalin and trichohyalin proteins help form and organize skin and hair structures.
The human scalp has different types of pigment cells in hair follicles with varying abilities to produce pigment.
101 citations
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August 2003 in “Journal of comparative neurology” Naked mole-rats have unique skin and hair nerve structures, lacking certain pain and temperature-related neuropeptides.
September 2024 in “The Journal of Dermatology” Nevus comedonicus can sometimes grow terminal hair, challenging previous beliefs.
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January 2015 in “Development” Atoh1 expression can create new Merkel cells in the skin.
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February 1982 in “Cell and Tissue Research”
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August 2016 in “Journal of controlled release” Tight junctions are key for skin protection and controlling what gets absorbed or passes through the skin.
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February 2004 in “Journal of Investigative Dermatology” MCSP may help identify and regulate skin stem cells, affecting hair growth and regeneration.
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May 2009 in “Development” EGF and KGF signalling prevent hair follicle formation and promote skin cell development in mice.
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May 1998 in “Journal of biological chemistry/The Journal of biological chemistry” Small proline-rich proteins and trichohyalin help make epithelial tissues tougher and more flexible.
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January 2016 in “Cellular physiology and biochemistry” Epidermal Growth Factor helps hair follicle cells grow and move by activating a specific cell signaling pathway.
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January 1959 in “Canadian Journal of Chemistry” Human and horse hair have similar end groups to wool and feathers.
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June 2013 in “Journal of structural biology” High glycine–tyrosine keratin-associated proteins help make hair strong and maintain its shape.
April 2017 in “Journal of Investigative Dermatology” November 2025 in “Journal of Investigative Dermatology” Hair follicle stem cells help maintain skin health after injury.
44 citations
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October 1990 in “Archives of Dermatological Research” The connective tissue around hair follicles changes structure throughout the hair cycle.
July 2024 in “Journal of Investigative Dermatology” Substance P helps restore skin thickness and cell renewal when sensory nerves are reduced.
January 2020 in “한국공업화학회 연구논문 초록집” Encapsulated hair cells in a special gel can help regenerate hair follicles, potentially treating hair loss.
November 2022 in “The journal of investigative dermatology/Journal of investigative dermatology” The research identified specific genes that are active in the cells crucial for hair growth.
57 citations
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December 2011 in “Lasers in Surgery and Medicine” Selective photothermolysis can target sebaceous glands and may treat acne effectively.
July 2022 in “The journal of investigative dermatology/Journal of investigative dermatology” The early genes of a specific virus can cause abnormal skin cell growth and hair follicle changes.
December 2011 in “URMIA MEDICAL JOURNAL” Glycoconjugate sugars are important for hair follicle development.
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July 2014 in “PloS one” Meis1 is crucial for skin health and tumor development.
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February 2011 in “Cell” Nephronectin helps attach muscle cells to hair follicles.
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November 2003 in “Journal of Investigative Dermatology” The K15 promoter effectively targets stem cells in the hair follicle bulge.
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March 2025 in “Developmental Biology” Integumentary organs adapt and evolve for survival, with potential uses in regenerative medicine.
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January 2000 in “Acta Oto-Laryngologica” Epidermal growth factor increases extra hair cells in newborn rat ears.
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October 2012 in “Seminars in Cell & Developmental Biology” Different types of stem cells in hair follicles play unique roles in wound healing and hair growth, with some stem cells not originating from existing hair follicles but from non-hair follicle cells. WNT signaling and the Lhx2 factor are key in creating new hair follicles.
September 2019 in “Journal of Investigative Dermatology” Researchers developed a new method to deliver molecules to hair follicles to manage hair growth without damaging surrounding skin.